British Film Institute page (See some stills, a poster, a graphic and some video interviews including one on the soundtrack (Gothic, Sing Cuckoo (See also this blog), The story of the Wicker Man soundtrack), Director Robin Hardy on the Wicker Man and Folk Musicians discuss the Wicker Man.)

Steve P has an excellent site entitled 'The Various Versions of The Wicker Man'. As well as detailing the differences in cuts of the film , it includes information and images relating to the film's lost scenes.